LG -P715 Service Manual page 160

[LGP715] Audio Block Diagram
V7 Audio Block Diagram
GPIO4
GPIO41
GPIO127
MIC_BIAS
MIC2P
MIC2N
MIC2P
EAR1_ON
EAR1_OP
MIC_1P
MIC1P
MIC_1N
MIC1N
MSM8225
LINE_OP
LINE_ON
HPH_L
HPH_R
AUDIO_I2C_SCL
GPIO119
AUDIO_I2C_SDA
GPIO120
LGE Internal Use Only
JPOL_DET
HPH_DETECT_N
HPH_KEY_INT
EAR_MIC_EN
MIC_BIAS2_1.8V
MIC_2P
MIC_2N
2 nd MIC
HS_MIC
RCV_N
RCV _P
MIC_BIAS1_1.8V
1st MIC
IN3-
IN3+
LINE_OP
IN2+
LINE_ON
IN2-
TPA2058D3
HPH_L
IN1+
HPH_R
IN1-
SCL
SDA
SWD
DET
MODE
MAX14579E
VREG_MSME_1.8V
PM8029
EAR_R
HPR
EAR_L
HPL
SPK_RCV_P
OUT+
SPK_RCV_N
OUT-
- 160 - Copyright © 2013 LG Electronics. Inc. All right reserved.
6. BLOCK DIAGRAM
J_DET CON_EAR_SENSE_3.5PI
J_MIC CON_EAR_MIC_3.5PI
3.5PI CON
EAR_R
EAR_L
Only for training and service purposes